package com.bgs.engineering.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import static com.fasterxml.jackson.annotation.PropertyAccessor.ALL;

/**
 * redis 配置类
 *
 * @auther zcy
 * @data 2020/5/27 16:41
 */
@Configuration
public class RedisConfig {

  @Bean
  public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    // 配置连接工厂
    template.setConnectionFactory(factory);
    //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值（默认使用JDK的序列化方式）
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.setVisibility(ALL, JsonAutoDetect.Visibility.ANY);
    // 指定序列化输入的类型，类必须是非final修饰的，final修饰的类，比如String,Integer等报出异常
    objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
    // 值采用json序列化
    template.setValueSerializer(jackson2JsonRedisSerializer);
    //使用StringRedisSerializer来序列化和反序列化redis的key值
    template.setKeySerializer(new StringRedisSerializer());

    // 设置hash key 和value序列化模式
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();
    return template;
  }

}
